Based on the warning issued by the National Cyber and Information Security Agency on July 10, 2025, Charles University is implementing the following security measures:
A ban on the use of products, applications, solutions, websites, and web services, including application programming interfaces, provided by Hangzhou DeepSeek Artificial Intelligence Basic Technology Research Co., Ltd., or any of its predecessors, successors, parent companies, subsidiaries, or affiliated entities, for work-related purposes on university-owned devices (e.g., desktop computers, mobile phones, laptops, tablets) or on private devices connected to our network.
This ban does not apply to security testing, research, and analysis of the affected products, nor to open-source large language models developed by Hangzhou DeepSeek Artificial Intelligence Basic Technology Research Co., Ltd., whose full source code is publicly accessible, and only if the model is deployed locally without the ability to communicate with servers used by Hangzhou DeepSeek Artificial Intelligence Basic Technology Research Co., Ltd., or any of its predecessors, successors, parent companies, subsidiaries, or affiliated entities.
The full text of the measure is available at: https://intranet.cuni.cz/Stranka/85b2d50b-a286-44a9-bb2a-72815d63d9d2 (Czech only)